147.821—Brutus Tension Leg Platform safety zone.
        
        (a) Description.
         The Brutus Tension Leg Platform (Brutus TLP), Green Canyon Block 158 (GC 158), is located at position 27°47′42.86″ N, 90°38′51.15″ W. The area within 500 meters (1640.4 feet) from each point on the structure's outer edge is a safety zone.